IC manufacturers Analog Devices

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Analog Devices LTM4677EY | Demoboard DC2143A-A

LTM4677 Dual 18A or Single 36A μModule Regulator with Digital Power System Management 2× LTM4677; 72A

Overview

TopologyBuck Converter
Input voltage4.5-16 V
Output 11.8 V / 72 A
IC revisionA

Description

Demonstration circuit 2143A-A is a high efficiency, highdensity, µModule® regulator with 4.5V to 16V input range.The output voltage is adjustable from 0.5V to 1.8V, and itcan supply 72A maximum load current. The demo boardhas two LTM®4677 µModule regulators, and the LTM4677is a dual 18A or single 36A step-down regulator withPMBus power system management. Please see LTM4677data sheet for more detailed informationDC2143A-A powers up to default settings and producepower based on configuration resistors without the needfor any serial bus communication. This allows easy evaluationof the DC/DC converter. To fully explore the extensivepower system management features of the part, downloadthe GUI software LTpowerPlay™ onto your PC and useLTC’s I2C/SMBus/PMBus dongle DC1613A to connect toL, LT, LTC, LTM, Linear Technology, the Linear logo and µModule are registered trademarksand LTpowerPlay is a trademark of Linear Technology Corporation. All other trademarks are theproperty of their respective owners.the board. LTpowerPlay allows the user to reconfigure thepart on the fly and store the configuration in EEPROM, viewtelemetry of voltage, current, temperature and fault status

Products

Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
f(mm)
λDom typ.(nm)
Emitting Color
λPeak typ.(nm)
IV typ.(mcd)
VF typ.(V)
Chip Technology
50% typ.(°)
Pins
Type
Mount
L(mm)
H(mm)
IR(A)
Working Voltage(V (AC))
Operating Temperature
Samples
WL-SMCW SMT Mono-color Chip LED Waterclear, –, 630 nm
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Dominant Wavelength [typ.]630 nm
Emitting ColorSuper Red 
Peak Wavelength [typ.]645 nm
Luminous Intensity [typ.]60 mcd
Forward Voltage [typ.]1.9 V
Chip TechnologyAlInGaP 
Viewing Angle Phi 0° [typ.]140 °
MountSMT 
Length1.6 mm
Height0.7 mm
Operating Temperature -40 °C up to +85 °C
WL-SMCW SMT Mono-color Chip LED Waterclear, –, 525 nm
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Dominant Wavelength [typ.]525 nm
Emitting ColorGreen 
Peak Wavelength [typ.]515 nm
Luminous Intensity [typ.]430 mcd
Forward Voltage [typ.]3.2 V
Chip TechnologyInGaN 
Viewing Angle Phi 0° [typ.]140 °
MountSMT 
Length1.6 mm
Height0.7 mm
Operating Temperature -40 °C up to +85 °C
WA-SNSR Self-Retaining Spacer, 4.8 mm, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Drilling in Panel4.8 mm
Length12.7 mm
Operating Temperature -30 °C up to +85 °C
WR-PHD Jumper, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWR-PHD Jumper
Pins
Rated Current3 A
Working Voltage200 V (AC)
Operating Temperature -25 °C up to +105 °C
WR-PHD Pin Header, –, –
Simu­lation
Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWR-PHD Pin Header
Pins
TypeStraight 
MountTHT 
Length6 mm
Rated Current2 A
Working Voltage200 V (AC)
Operating Temperature -40 °C up to +105 °C